mastervsmastroWhich spelling fits?

Quick tell: master is a adjective, mastro is a noun, so they fill different roles in a sentence.

Which to use

“master” is an adjective and “mastro” is a noun - they look or sound alike but fill different roles in a sentence.

#6,446
“master” frequency rank
#19,493
“mastro” frequency rank
25939
confusion score

Side-by-Side Comparison

Feature master mastro
Definition principal haste sobre a qual se iça uma bandeira

Letter map: master vs mastro

Shared letters muted; letters that set master and mastro apart highlighted. Shared run: 5.

6 ch
master
6 ch
mastro

Role in the sentence - master and mastro

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: master is anadjective and mastroanoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 25939, derived from the frequency rank of both members and their visual similarity.

master is recorded at frequency rank #6,446, classified as anadj. mastro is at rank #19,493, tagged as anoun, pronounced /ˈmaʃ.tɾu/.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 25939, this pair ranks #43,277 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of master vs mastro

Shared letters: amrst. Private to "master": e. Private to "mastro": o.

"master" · 6 letters · shape CVCCVC  ·  "mastro" · 6 letters · shape CVCCCV

Known mistypes of this pair

  • masteramster · masetr · masster · masterr · mastre · mastter · matser · mmaster
  • mastroamstro · masrto · masstro · mastor · mastrro · masttro · matsro · mmastro

Frequently Asked Questions

Do "master" and "mastro" mean the same thing in a sentence?
No - they are not even the same part of speech. "master" is an adjective and "mastro" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "master" or "mastro"?
"master" is the more common of the two: it sits at frequency rank #6,446 in our Portuguese list, against #19,493 for "mastro". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

You've compared "master" and "mastro". Here's where to go from here.

  • Full dictionary entry for "master" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "mastro" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #43,277 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "master" and "mastro" also get mixed up with nearby pairs, the highest-scored neighbour is "master vs Messer". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #43,277 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list